/* ============================================================
   sub.css — 下層ページ共通（style.css の後に読み込む）
   ============================================================ */

/* ---- 基本ガード ---- */
html{-webkit-text-size-adjust:100%}
.page-hd,.sub-sec,.sp-back{max-width:100%;box-sizing:border-box}
.sp-card img,.sp-imgs img{max-width:100%}

/* ---- ページヘッダー ---- */
.page-hd{position:relative;overflow:hidden;
  padding:clamp(132px,17vh,196px) var(--pad-x) clamp(44px,6vw,72px)}
.page-hd::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(760px 420px at 78% 12%,rgba(79,209,197,.13),transparent 62%),
    radial-gradient(600px 360px at 8% 88%,rgba(124,108,255,.10),transparent 62%)}
.page-hd .inner{position:relative;z-index:1}
.ph-en{position:absolute;right:2%;top:clamp(96px,13vh,150px);z-index:0;pointer-events:none;
  font-family:"Montserrat",sans-serif;font-weight:700;line-height:1;letter-spacing:.04em;
  font-size:clamp(52px,11vw,140px);color:rgba(255,255,255,.04)}
.ph-ttl{margin:14px 0 0;font-size:clamp(26px,4.2vw,44px);line-height:1.4;
  font-weight:700;letter-spacing:.02em}
.ph-sub{margin:18px 0 0;max-width:40em;font-size:14.5px;line-height:2.05;
  color:rgba(255,255,255,.76)}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:28px;
  font-family:"Montserrat",sans-serif;font-size:10.5px;letter-spacing:.14em;
  color:var(--fg-faint)}
.crumb a:hover{color:var(--accent)}
.crumb i{font-style:normal;opacity:.45}

/* ---- セクション ---- */
.sub-sec{position:relative;padding:clamp(52px,6.5vw,86px) var(--pad-x)}
.sub-sec.tight{padding-top:0}
.sub-h{display:flex;align-items:baseline;gap:14px;margin-bottom:26px;flex-wrap:wrap}
.sub-h b{font-size:clamp(19px,2.6vw,26px);font-weight:700;letter-spacing:.04em}
.sub-h i{font-style:normal;font-family:"Montserrat",sans-serif;font-size:10px;
  letter-spacing:.28em;color:var(--accent)}
.sub-lead{max-width:44em;font-size:14.5px;line-height:2.1;color:rgba(255,255,255,.78)}
.sub-lead + .sub-lead{margin-top:18px}

/* ---- カード3列 ---- */
.sp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,2.4vw,26px)}
.sp-card{border:1px solid var(--line);
  padding:clamp(22px,2.6vw,30px);
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,0))}
.sp-card em{font-style:normal;font-family:"Montserrat",sans-serif;font-size:10px;
  letter-spacing:.2em;color:var(--accent)}
.sp-card h3{margin:12px 0 10px;font-size:17px;font-weight:700;letter-spacing:.04em}
.sp-card p{font-size:13px;line-height:1.95;color:rgba(255,255,255,.72)}

/* ---- 画像＋見出し ---- */
.sp-imgs{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,2.4vw,28px)}
.sp-imgs figure{margin:0}
/* style.css の .ph（プレースホルダ）の余白・角丸を打ち消す */
.sp-imgs .ph{display:block;padding:0;border-radius:0;
  aspect-ratio:4/3;overflow:hidden;border:1px solid var(--line);
  background:repeating-linear-gradient(45deg,#28303F,#28303F 10px,#232B39 10px,#232B39 20px)}
.sp-imgs img{width:100%;height:100%;object-fit:cover;display:block;
  transition:transform .7s var(--ease)}
.sp-imgs figure:hover img{transform:scale(1.05)}
.sp-imgs figcaption{margin-top:13px;font-size:clamp(15px,1.8vw,19px);font-weight:700;
  letter-spacing:.05em;color:#fff;line-height:1.45}
.sp-imgs figcaption span{font-size:12px;font-weight:500;letter-spacing:.1em;margin-left:.15em}

/* ---- ステップ ---- */
.sp-flow{counter-reset:st;display:grid;gap:14px;margin:0;padding:0;list-style:none}
.sp-flow li{position:relative;padding:20px 22px 20px 70px;border:1px solid var(--line)}
.sp-flow li::before{counter-increment:st;content:"0" counter(st);
  position:absolute;left:22px;top:20px;font-family:"Montserrat",sans-serif;
  font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--accent)}
.sp-flow b{display:block;font-size:15px;letter-spacing:.04em;margin-bottom:6px}
.sp-flow p{font-size:13px;line-height:1.9;color:rgba(255,255,255,.72)}

/* ---- 表 ---- */
.sp-tbl{width:100%;border-collapse:collapse;table-layout:fixed}
.sp-tbl th,.sp-tbl td{padding:16px 8px;text-align:left;vertical-align:top;
  border-bottom:1px solid var(--line);
  font-size:13.5px;line-height:1.95;word-break:break-word;overflow-wrap:anywhere}
.sp-tbl th{width:170px;white-space:nowrap;font-weight:500;letter-spacing:.06em;color:var(--accent)}
.sp-tbl td{color:rgba(255,255,255,.86)}

/* ---- フォーム（旧レイアウト用に保持） ---- */
.sp-form{display:grid;gap:20px;max-width:740px}
.sp-form label{display:block;margin-bottom:8px;font-size:12px;letter-spacing:.1em;color:var(--accent)}
.sp-form label em{font-style:normal;margin-left:.5em;font-size:10px;color:#ff8f8f}
.sp-form input,.sp-form select,.sp-form textarea{
  width:100%;padding:14px 16px;font:inherit;font-size:14px;color:#fff;border-radius:0;
  background:rgba(255,255,255,.04);border:1px solid var(--line)}
.sp-form textarea{min-height:190px;resize:vertical;line-height:1.9}
.sp-form input:focus,.sp-form select:focus,.sp-form textarea:focus{
  outline:none;border-color:var(--accent)}
.sp-note{font-size:12px;line-height:1.95;color:var(--fg-faint)}
.sp-send{justify-self:start;padding:16px 46px;font-family:"Montserrat",sans-serif;
  font-size:12px;letter-spacing:.22em;color:#0C1221;background:var(--accent);
  border:0;cursor:pointer;transition:opacity .3s}
.sp-send:hover{opacity:.82}

/* ---- 連絡先ボックス ---- */
.sp-info{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(18px,2.4vw,24px)}
.sp-info a,.sp-info div{display:block;padding:26px 28px;border:1px solid var(--line)}
.sp-info i{font-style:normal;font-family:"Montserrat",sans-serif;font-size:10px;
  letter-spacing:.22em;color:var(--accent)}
.sp-info b{display:block;margin-top:10px;font-size:clamp(18px,2.4vw,24px);
  font-family:"Montserrat",sans-serif;letter-spacing:.06em;font-weight:600;
  overflow-wrap:anywhere}
.sp-info span{display:block;margin-top:8px;font-size:12px;color:var(--fg-faint)}
.sp-info a:hover{border-color:rgba(79,209,197,.6)}

/* ---- 戻るリンク（他セクションと左端を揃える） ---- */
.sp-back{max-width:calc(1200px + var(--pad-x) * 2);
  padding:0 var(--pad-x) clamp(56px,7vw,90px)}
.sp-back a{display:inline-flex;align-items:center;gap:12px;
  font-family:"Montserrat",sans-serif;font-size:11px;letter-spacing:.2em;color:var(--fg-faint)}
.sp-back a:hover{color:var(--accent)}

/* ============================================================
   出現アニメ（index と同じ挙動）
   ============================================================ */
.rv-ttl{opacity:1;transform:none;filter:none}
.sec-lb{opacity:1;transform:none;-webkit-clip-path:none;clip-path:none}
html:not(.js-on) .reveal{opacity:1;transform:none}

html.js-on .rv-ttl{
  opacity:0;transform:translateY(28px);filter:blur(5px);
  transition:opacity .95s var(--ease),transform .95s var(--ease),filter .95s ease}
html.js-on .rv-ttl.on{opacity:1;transform:none;filter:blur(0)}

.sec-lb{position:relative;z-index:3;display:inline-flex;align-items:center;
  gap:14px;margin-bottom:16px;white-space:nowrap;max-width:100%}
.sec-lb .lb-num{font-size:13px;font-weight:800;letter-spacing:.08em;color:var(--accent)}
.sec-lb .lb-en{position:relative;padding-left:48px;font-size:11px;font-weight:700;
  letter-spacing:.32em;color:rgba(255,255,255,.78)}
.sec-lb .lb-en::before{content:"";position:absolute;left:0;top:50%;
  width:34px;height:1px;background:var(--accent)}
html.js-on .sec-lb{
  opacity:0;transform:translateX(-26px);
  -webkit-clip-path:inset(0 100% 0 0);clip-path:inset(0 100% 0 0);
  transition:opacity .45s linear,transform .95s var(--ease),
             -webkit-clip-path .95s var(--ease),clip-path .95s var(--ease)}
html.js-on .sec-lb.on{opacity:1;transform:none;
  -webkit-clip-path:inset(0 0 0 0);clip-path:inset(0 0 0 0)}
html.js-on .sec-lb .lb-en::before{transform:scaleX(0);transform-origin:left;
  transition:transform .8s var(--ease) .35s}
html.js-on .sec-lb.on .lb-en::before{transform:scaleX(1)}

/* ============================================================
   レスポンシブ
   ============================================================ */

@media(max-width:1024px){
  .ph-en{top:clamp(88px,12vh,132px);font-size:clamp(48px,12vw,112px)}
  .ph-sub{max-width:34em}
}

@media(max-width:900px){
  .sp-grid,.sp-imgs{grid-template-columns:repeat(2,1fr)}
  .sec-lb{white-space:normal;flex-wrap:wrap;gap:10px}
  .sec-lb .lb-en{padding-left:40px;letter-spacing:.24em;line-height:1.7}
  .sec-lb .lb-en::before{width:28px}
  .sp-tbl th{width:140px}
}

@media(max-width:680px){
  .page-hd{padding:112px var(--pad-x) 44px}
  .ph-en{right:0;top:clamp(74px,11vh,104px);font-size:clamp(44px,15vw,88px)}
  .ph-ttl{margin-top:12px;font-size:clamp(23px,7vw,32px);line-height:1.45}
  .ph-sub{max-width:none;margin-top:16px;font-size:13.5px;line-height:1.95}
  .crumb{gap:8px;margin-top:22px;font-size:10px;letter-spacing:.1em}

  .sec-lb{gap:8px;margin-bottom:14px}
  .sec-lb .lb-num{font-size:12px}
  .sec-lb .lb-en{padding-left:32px;font-size:10px;letter-spacing:.18em}
  .sec-lb .lb-en::before{width:22px}

  .sub-sec{padding:clamp(40px,9vw,58px) var(--pad-x)}
  .sub-sec.tight{padding-top:0}
  .sub-h{flex-direction:column;align-items:flex-start;gap:7px;margin-bottom:20px}
  .sub-h i{letter-spacing:.22em}
  .sub-lead{max-width:none;font-size:13.5px;line-height:1.95}

  .sp-grid,.sp-imgs,.sp-info{grid-template-columns:1fr}
  .sp-card h3{font-size:16px}
  .sp-imgs figcaption{margin-top:10px;font-size:16px}

  .sp-flow{gap:12px}
  .sp-flow li{padding:18px 18px 18px 60px}
  .sp-flow li::before{left:18px;top:18px}

  .sp-tbl{table-layout:auto}
  .sp-tbl th{display:block;width:auto;white-space:normal;border-bottom:0;
    padding:16px 0 0;font-size:12.5px}
  .sp-tbl td{display:block;padding:6px 0 16px;font-size:14px}

  .sp-form input,.sp-form select,.sp-form textarea{font-size:16px}
  .sp-form textarea{min-height:160px}
  .sp-send{justify-self:stretch;width:100%;text-align:center;padding:17px 20px}

  .sp-info a,.sp-info div{padding:22px 20px}
  .sp-back{padding-bottom:clamp(48px,12vw,70px)}
}

@media(max-width:420px){
  .page-hd{padding-top:104px;padding-bottom:38px}
  .ph-ttl{font-size:22px}
  .sec-lb .lb-en{letter-spacing:.14em}
  .sp-card{padding:20px 18px}
  .sp-flow li{padding:16px 16px 16px 54px}
  .sp-flow li::before{left:16px;top:16px;font-size:12px}
  .sp-imgs figcaption{font-size:15px}
}

@media(prefers-reduced-motion:reduce){
  html.js-on .rv-ttl,html.js-on .sec-lb{
    opacity:1!important;transform:none!important;filter:none!important;
    -webkit-clip-path:none!important;clip-path:none!important}
  html.js-on .sec-lb .lb-en::before{transform:scaleX(1)!important}
}